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QOJ

ID	题目	提交者	结果	用时	内存	语言	文件大小	提交时间	测评时间
#569170	#9320. Find the Easiest Problem	clear_tea	WA	23ms	3768kb	C++20	755b	2024-09-16 21:06:47	2024-09-16 21:06:48

Judging History

你现在查看的是最新测评结果

[2024-09-16 21:06:48]
评测

测评结果：WA
用时：23ms
内存：3768kb

查看

[2024-09-16 21:06:47]
提交

answer

#include <bits/stdc++.h>

using namespace std;
#define int long long

void solve() {
    int n;
    cin >> n;
    set<pair<string, char>> st;
    for (int i = 1; i <= n; i++) {
        string name, res;
        char pro;
        cin >> name >> pro >> res;
        if (res == "accepted") {
            st.insert({name, pro});
        }
    }
    map<char, int> mp;
    for(auto it: st) {
        mp[it.second] ++;
    }

    for(auto i:mp){
        cout << i.first << "\n";
        break;
    }
}

signed main() {
#ifdef ONLINE_JUDGE
#else
    freopen("in.txt", "r", stdin);
    freopen("out.txt", "w", stdout);
#endif
    int Tcase = 1;
    cin >> Tcase;
    while (Tcase--) {
        solve();
    }
    return 0;
}

源文件, 语言: C++20

詳細信息

Test #1:

score: 100

Accepted

time: 0ms

memory: 3604kb

input:

2
5
teamA A accepted
teamB B rejected
teamC A accepted
teamB B accepted
teamD C accepted
4
teamA A rejected
teamB A accepted
teamC B accepted
teamC B accepted

output:

A
A

result:

ok 2 lines

Test #2:

score: -100

Wrong Answer

time: 23ms

memory: 3768kb

input:

1000
44
WaiooyIXa O accepted
WaiooyIXa P accepted
ZYYsNWag P accepted
DPIawQg D rejected
IzPdjnM Z rejected
Ra D rejected
kwQyGxLo I rejected
DPIawQg L accepted
kwQyGxLo I accepted
mmWxDuADCB D rejected
PXwVAOgwiz P rejected
ZYYsNWag U accepted
IzPdjnM Z accepted
TgBNO P rejected
kwQyGxLo J accepted...

output:

A
C
A
A
A
B
A
A
A
A
D
A
F
B
A
C
A
A
A
A
A
A
A
A
A
A
A
B
A
A
A
A
B
B
B
G
B
A
A
A
C
D
A
C
D
A
A
A
A
C
J
A
A
A
A
A
A
B
B
A
A
A
A
A
B
A
C
A
A
G
C
A
E
A
A
A
E
A
B
B
A
B
A
B
A
A
F
B
A
C
C
C
C
A
A
F
A
A
A
A
B
A
B
A
A
A
A
A
A
B
B
A
B
B
A
A
A
A
B
B
A
A
A
B
A
A
B
A
G
B
A
A
G
B
A
A
A
A
B
A
A
A
B
A
A
F
B
A
B
H
...

result:

wrong answer 1st lines differ - expected: 'Z', found: 'A'